X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/8c6209c45e4720c66dd53640142cbc9111748246..acbcc3e7ea8c92dc96f0b481c8b54ff7c294d273:/src/components/tree/tree.tsx

diff --git a/src/components/tree/tree.tsx b/src/components/tree/tree.tsx
index 799e8217..cccb0a98 100644
--- a/src/components/tree/tree.tsx
+++ b/src/components/tree/tree.tsx
@@ -3,21 +3,33 @@
 // SPDX-License-Identifier: AGPL-3.0
 
 import * as React from 'react';
-import { List, ListItem, ListItemIcon, Collapse } from "@material-ui/core";
+import { List, ListItem, ListItemIcon, Collapse, Checkbox } from "@material-ui/core";
 import { StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core/styles';
 import { ReactElement } from "react";
 import CircularProgress from '@material-ui/core/CircularProgress';
 import * as classnames from "classnames";
 
-import { ArvadosTheme } from '../../common/custom-theme';
+import { ArvadosTheme } from '~/common/custom-theme';
 import { SidePanelRightArrowIcon } from '../icon/icon';
 
-type CssRules = 'list' | 'active' | 'loader' | 'toggableIconContainer' | 'iconClose' | 'iconOpen' | 'toggableIcon';
+type CssRules = 'list'
+    | 'listItem'
+    | 'active'
+    | 'loader'
+    | 'toggableIconContainer'
+    | 'iconClose'
+    | 'renderContainer'
+    | 'iconOpen'
+    | 'toggableIcon'
+    | 'checkbox';
 
 const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
     list: {
         padding: '3px 0px'
     },
+    listItem: {
+        padding: '3px 0px',
+    },
     loader: {
         position: 'absolute',
         transform: 'translate(0px)',
@@ -26,11 +38,14 @@ const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
     toggableIconContainer: {
         color: theme.palette.grey["700"],
         height: '14px',
-        position: 'absolute'
+        width: '14px',
     },
     toggableIcon: {
         fontSize: '14px'
     },
+    renderContainer: {
+        flex: 1
+    },
     active: {
         color: theme.palette.primary.main,
     },
@@ -40,13 +55,20 @@ const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
     iconOpen: {
         transition: 'all 0.1s ease',
         transform: 'rotate(90deg)',
+    },
+    checkbox: {
+        width: theme.spacing.unit * 3,
+        height: theme.spacing.unit * 3,
+        margin: `0 ${theme.spacing.unit}px`,
+        padding: 0,
+        color: theme.palette.grey["500"],
     }
 });
 
 export enum TreeItemStatus {
-    Initial,
-    Pending,
-    Loaded
+    INITIAL = 'initial',
+    PENDING = 'pending',
+    LOADED = 'loaded'
 }
 
 export interface TreeItem<T> {
@@ -54,56 +76,88 @@ export interface TreeItem<T> {
     id: string;
     open: boolean;
     active: boolean;
+    selected?: boolean;
     status: TreeItemStatus;
-    toggled?: boolean;
     items?: Array<TreeItem<T>>;
 }
 
-interface TreeProps<T> {
+export interface TreeProps<T> {
+    disableRipple?: boolean;
     items?: Array<TreeItem<T>>;
-    render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
-    toggleItemOpen: (id: string, status: TreeItemStatus) => void;
-    toggleItemActive: (id: string, status: TreeItemStatus) => void;
     level?: number;
     onContextMenu: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+    render: (item: TreeItem<T>, level?: number) => ReactElement<{}>;
+    showSelection?: boolean | ((item: TreeItem<T>) => boolean);
+    levelIndentation?: number;
+    toggleItemActive: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+    toggleItemOpen: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
+    toggleItemSelection?: (event: React.MouseEvent<HTMLElement>, item: TreeItem<T>) => void;
 }
 
 export const Tree = withStyles(styles)(
     class Component<T> extends React.Component<TreeProps<T> & WithStyles<CssRules>, {}> {
         render(): ReactElement<any> {
             const level = this.props.level ? this.props.level : 0;
-            const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu } = this.props;
-            const { list, loader, toggableIconContainer } = classes;
+            const { classes, render, toggleItemOpen, items, toggleItemActive, onContextMenu, disableRipple } = this.props;
+            const { list, listItem, loader, toggableIconContainer, renderContainer } = classes;
+            const isCheckboxVisible = typeof this.props.showSelection === 'function'
+                ? this.props.showSelection
+                : () => this.props.showSelection ? true : false;
+
+            const { levelIndentation = 20 } = this.props;
+
             return <List component="div" className={list}>
                 {items && items.map((it: TreeItem<T>, idx: number) =>
                     <div key={`item/${level}/${idx}`}>
-                        <ListItem button className={list} style={{ paddingLeft: (level + 1) * 20 }}
-                            onClick={() => toggleItemActive(it.id, it.status)}
+                        <ListItem button className={listItem} style={{ paddingLeft: (level + 1) * levelIndentation }}
+                            disableRipple={disableRipple}
+                            onClick={event => toggleItemActive(event, it)}
                             onContextMenu={this.handleRowContextMenu(it)}>
-                            {it.status === TreeItemStatus.Pending ?
+                            {it.status === TreeItemStatus.PENDING ?
                                 <CircularProgress size={10} className={loader} /> : null}
-                            <i onClick={() => this.props.toggleItemOpen(it.id, it.status)}
+                            <i onClick={this.handleToggleItemOpen(it)}
                                 className={toggableIconContainer}>
                                 <ListItemIcon className={this.getToggableIconClassNames(it.open, it.active)}>
-                                    {it.toggled && it.items && it.items.length === 0 ? <span /> : <SidePanelRightArrowIcon />}
+                                    {this.getProperArrowAnimation(it.status, it.items!)}
                                 </ListItemIcon>
                             </i>
-                            {render(it, level)}
+                            { isCheckboxVisible(it) &&
+                                <Checkbox
+                                    checked={it.selected}
+                                    className={classes.checkbox}
+                                    color="primary"
+                                    onClick={this.handleCheckboxChange(it)} />}
+                            <div className={renderContainer}>
+                                {render(it, level)}
+                            </div>
                         </ListItem>
                         {it.items && it.items.length > 0 &&
                             <Collapse in={it.open} timeout="auto" unmountOnExit>
                                 <Tree
+                                    showSelection={this.props.showSelection}
                                     items={it.items}
                                     render={render}
+                                    disableRipple={disableRipple}
                                     toggleItemOpen={toggleItemOpen}
                                     toggleItemActive={toggleItemActive}
                                     level={level + 1}
-                                    onContextMenu={onContextMenu} />
+                                    onContextMenu={onContextMenu}
+                                    toggleItemSelection={this.props.toggleItemSelection} />
                             </Collapse>}
                     </div>)}
             </List>;
         }
 
+        getProperArrowAnimation = (status: string, items: Array<TreeItem<T>>) => {
+            return this.isSidePanelIconNotNeeded(status, items) ? <span /> : <SidePanelRightArrowIcon style={{ fontSize: '14px' }} />;
+        }
+
+        isSidePanelIconNotNeeded = (status: string, items: Array<TreeItem<T>>) => {
+            return status === TreeItemStatus.PENDING ||
+                (status === TreeItemStatus.LOADED && !items) ||
+                (status === TreeItemStatus.LOADED && items && items.length === 0);
+        }
+
         getToggableIconClassNames = (isOpen?: boolean, isActive?: boolean) => {
             const { iconOpen, iconClose, active, toggableIcon } = this.props.classes;
             return classnames(toggableIcon, {
@@ -116,5 +170,20 @@ export const Tree = withStyles(styles)(
         handleRowContextMenu = (item: TreeItem<T>) =>
             (event: React.MouseEvent<HTMLElement>) =>
                 this.props.onContextMenu(event, item)
+
+        handleCheckboxChange = (item: TreeItem<T>) => {
+            const { toggleItemSelection } = this.props;
+            return toggleItemSelection
+                ? (event: React.MouseEvent<HTMLElement>) => {
+                    event.stopPropagation();
+                    toggleItemSelection(event, item);
+                }
+                : undefined;
+        }
+
+        handleToggleItemOpen = (item: TreeItem<T>) => (event: React.MouseEvent<HTMLElement>) => {
+            event.stopPropagation();
+            this.props.toggleItemOpen(event, item);
+        }
     }
 );
